Telephone answering unit



FIG. 1 is a perspective view of my new design taken from the front and to one side, with the cover closed;

FIG. 2 is a bottom plan view of my design;

FIG. 3 is a rear view of my design; and

FIG. 4 is a perspective view of my design like FIG. 1, but with the cover open. 

The ornamental design for a telephone answering unit, substantially as shown. 